diff --git a/setup/doctype/item_price/item_price.py b/setup/doctype/item_price/item_price.py
index ddde87e..be235de 100644
--- a/setup/doctype/item_price/item_price.py
+++ b/setup/doctype/item_price/item_price.py
@@ -13,23 +13,18 @@
 	def __init__(self, d, dl):
 		self.doc, self.doclist = d, dl
 
-	def on_update(self):
+	def validate(self):
+		self.check_duplicate_item()
 		self.update_price_list_details()
 		self.update_item_details()
-		self.check_duplicate_item()
 
 	def update_price_list_details(self):
-		self.doc.buying_or_selling = webnotes.conn.get_value("Price List", self.doc.price_list, 
-			"buying_or_selling")
-
-		self.doc.currency = webnotes.conn.get_value("Price List", self.doc.price_list, 
-			"currency")
+		self.doc.buying_or_selling, self.doc.currency = webnotes.conn.get_value("Price List", 
+			self.doc.price_list, ["buying_or_selling", "currency"])
 
 	def update_item_details(self):
-		self.doc.item_name = webnotes.conn.get_value("Item", self.doc.item_code, "item_name")
-
-		self.doc.item_description = webnotes.conn.get_value("Item", self.doc.item_code, 
-			"description")
+		self.doc.item_name, self.doc.item_description = webnotes.conn.get_value("Item", 
+			self.doc.item_code, ["item_name", "description"])
 
 	def check_duplicate_item(self):
 		if webnotes.conn.sql("""select name from `tabItem Price`